Soldering iron



FIG. 1 is a perspective view of a soldering iron showing my new design;

FIG. 2 is a front view thereof; the opposite side shown being a mirror image of the shown.

FIG. 3 is a left view thereof;

FIG. 4 is a right view thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof. 

The ornamental design for soldering iron, as shown and described. 